/**
 * Copyright 2006-2016 the original author or authors.
 * <p>
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * <p>
 * http://www.apache.org/licenses/LICENSE-2.0
 * <p>
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.real.generator.codegen.xmlmapper;

import org.mybatis.generator.api.IntrospectedColumn;
import org.mybatis.generator.api.dom.java.FullyQualifiedJavaType;
import org.mybatis.generator.api.dom.xml.Attribute;
import org.mybatis.generator.api.dom.xml.XmlElement;
import org.mybatis.generator.codegen.mybatis3.xmlmapper.elements.AbstractXmlElementGenerator;
import org.mybatis.generator.config.GeneratedKey;

/**
 *
 * @author Jeff Butler
 *
 */
public class InsertBatchElementGenerator extends AbstractXmlElementGenerator {

    private boolean isSimple;

    public InsertBatchElementGenerator(boolean isSimple) {
        super();
        this.isSimple = isSimple;
    }

    @Override
    public void addElements(XmlElement parentElement) {
        XmlElement answer = new XmlElement("insert"); //$NON-NLS-1$

        answer.addAttribute(new Attribute(
                "id", "insertBatch")); //$NON-NLS-1$

        FullyQualifiedJavaType parameterType=new FullyQualifiedJavaType("java.util.List");
//        if (isSimple) {
//            parameterType = new FullyQualifiedJavaType(
//                    introspectedTable.getBaseRecordType());
//        } else {
//            parameterType = introspectedTable.getRules()
//                    .calculateAllFieldsClass();
//        }

        answer.addAttribute(new Attribute("parameterType", //$NON-NLS-1$
                parameterType.getFullyQualifiedName()));

        context.getCommentGenerator().addComment(answer);

        GeneratedKey gk = introspectedTable.getGeneratedKey();
        if (gk != null) {
            IntrospectedColumn introspectedColumn = introspectedTable
                    .getColumn(gk.getColumn());
            // if the column is null, then it's a configuration error. The
            // warning has already been reported
            if (introspectedColumn != null) {
                if (gk.isJdbcStandard()) {
                    answer.addAttribute(new Attribute(
                            "useGeneratedKeys", "true")); //$NON-NLS-1$ //$NON-NLS-2$
                    answer.addAttribute(new Attribute(
                            "keyProperty", introspectedColumn.getJavaProperty())); //$NON-NLS-1$
                    answer.addAttribute(new Attribute(
                            "keyColumn", introspectedColumn.getActualColumnName())); //$NON-NLS-1$
                } else {
                    answer.addElement(getSelectKey(introspectedColumn, gk));
                }
            }
        }
        
        XmlElement listElement = new XmlElement("foreach"); 
        listElement.addAttribute(new Attribute("collection", "list"));
        listElement.addAttribute(new Attribute("item", "record"));
        listElement.addAttribute(new Attribute("index", "index"));
        listElement.addAttribute(new Attribute("open", ""));
        listElement.addAttribute(new Attribute("separator", "separator"));
//        <foreach collection="list" item="record" index="index" open=""
//    			close="" separator=";">
//    			<include refid="Base_Insert_List" />
//        
//        </foreach>
        
//        <include refid="Base_Insert_List" />
        XmlElement includeElement = new XmlElement("include"); //$NON-NLS-1$
        includeElement.addAttribute(new Attribute("refid", "Base_Insert_Column_List"));
       
        listElement.addElement(includeElement);
        answer.addElement(listElement);
//        StringBuilder insertClause = new StringBuilder();
//        StringBuilder valuesClause = new StringBuilder();
//
//        insertClause.append("insert into "); //$NON-NLS-1$
//        insertClause.append(introspectedTable
//                .getFullyQualifiedTableNameAtRuntime());
//        insertClause.append(" ("); //$NON-NLS-1$
//
//        valuesClause.append("values ("); //$NON-NLS-1$
//
//        List<String> valuesClauses = new ArrayList<String>();
//        List<IntrospectedColumn> columns = ListUtilities.removeIdentityAndGeneratedAlwaysColumns(introspectedTable.getAllColumns());
//        for (int i = 0; i < columns.size(); i++) {
//            IntrospectedColumn introspectedColumn = columns.get(i); 
//            insertClause.append(MyBatis3FormattingUtilities
//                    .getEscapedColumnName(introspectedColumn));
//            valuesClause.append(MyBatis3FormattingUtilities
//                    .getParameterClause(introspectedColumn));
//            if (i + 1 < columns.size()) {
//                insertClause.append(", "); //$NON-NLS-1$
//                valuesClause.append(", "); //$NON-NLS-1$
//            }
//
//            if (valuesClause.length() > 80) {
//                answer.addElement(new TextElement(insertClause.toString()));
//                insertClause.setLength(0);
//                OutputUtilities.xmlIndent(insertClause, 1);
//
//                valuesClauses.add(valuesClause.toString());
//                valuesClause.setLength(0);
//                OutputUtilities.xmlIndent(valuesClause, 1);
//            }
//        }
//
//        insertClause.append(')');
//        answer.addElement(new TextElement(insertClause.toString()));
//
//        valuesClause.append(')');
//        valuesClauses.add(valuesClause.toString());
//
//        for (String clause : valuesClauses) {
//            answer.addElement(new TextElement(clause));
//        }

        if (context.getPlugins().sqlMapInsertElementGenerated(answer,
                introspectedTable)) {
            parentElement.addElement(answer);
        }
    }
}
